Home / 38,448.52-57,705.20-15,091.36

Finding the Fourth Proportional to 38,448.52, 57,705.20 and 15,091.36

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Solution

The fourth proportional to 38,448.52, 57,705.20 and 15,091.36 is: 22,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448.52 : 57,705.20 = 15,091.36 : x
  2. Step 2: Convert to fraction form
    38,448.52/57,705.20 = 15,091.36/x
  3. Step 3: Cross multiply
    38,448.52x = 57,705.20 × 15,091.36
  4. Step 4: Simplify right side
    38,448.52x = 870,849,947.07
  5. Step 5: Solve for x
    x = 870,849,947.07/38,448.52
  6. Step 6: Final answer
    x = 22,649.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.